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How to Start a Fire with a Battery

Sticks and stones may break your bones, but they’ll take forever to start that fire. Here’s how to do it the modern way.


  • : This video is for informational purposes only. You should never play with fire.
  • Step 1: Tuck steel wool into toilet paper Take a piece of steel wool and tuck it into the toilet paper.
  • TIP: Expose strands Make sure several strands of steel wool are exposed. You’ll get more sparks that way.
  • Step 2: Touch the battery to steel wool Lightly touch the battery to the steel wool.
  • Step 3: Blow Blow.
  • TIP: This is a handy trick to know for camping trips, since steel wool will ignite even when wet.
  • Step 4: Put it out Now put that thing out, before the smoke alarm goes off.
  • FACT: When you touch the steel wool to the battery, you’re actually shorting it out, causing it to burst into flames.

You Will Need

  • Some steel wool
  • A 9-volt battery
  • A little toilet paper
  • Some water

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